Definitions of varietal on the Web:
* a wine made principally from one grape and carrying the name of that grape
wordnetweb.princeton.edu/perl/webwn
* "Varietal" describes wines made primarily from a single named grape variety, and which typically displays the name of that variety on the wine ...
en.wikipedia.org/wiki/Varietal
* The grape variety a wine is made from, for example, shiraz; the opposite of a generic wine named after a region (for example, chablis).
www.fosters.com.au/enjoy/wine/wine_glossary.htm
* The varieties of grape from which the wine was made. You might be familiar with many of these: Cabernet Sauvignon, Chardonnay, Pinot Grigio, Pinot Noir, Merlot and Shiraz.
www.eccodomani.com/wine-education/wine-terms-and-wine-lingo/index.asp
* The term for a wine named after the dominant grape from which it is made. Often mistakenly used for vine variety.
www.supplewine.com/wine101/glossary/
* Derived from the phrase, grape variety, it indicates the type of grapes (eg chardonnay). For a wine to be labeled a varietal it must contain at least 75% of the named grape variety.
www.santabarbara.com/winecountry/terminology.asp
* A wine made from one type of grape, such as Chardonnay.
www.napanow.com/wine.glossary.html
* Refers to wine made from a specific grape variety like Cabernet Sauvignon, Merlot or Chardonnay.
www.winexpert.com/read/news
* Term for wine made wholly or predominantly from the principal grape that appears on the label. Examples: Chardonnay, Cabernet Sauvignon, Merlot, etc.
www.lcbapps.lcb.state.pa.us/plcb/cwp/view.asp
* A vine varietal essential for the production of wine grapes. All varietals planted in France (Chardonnay, Pinot Noir..) are of the Vitis vinifera gender.
www.leserbet.com/index.php
* If a wine is said to be varietal, the aromas and flavour characteristics are very typical or true to the particular grape variety. ...
www.masterchef.com.au/wine-glossary.htm
* A variety of grape, eg Cabernet Sauvignon, Syrah etc.
https://www.opim.ca/index.php
* a grape variety within the vine species vitis vinifera, or system of wine labeling emphasizing dominant grape variety.
www.marnieold.com/learn/terms.html